Home / 37,358,145.07-51,556,550.57-20,612,802.76

Finding the Fourth Proportional to 37,358,145.07, 51,556,550.57 and 20,612,802.76

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Solution

The fourth proportional to 37,358,145.07, 51,556,550.57 and 20,612,802.76 is: 28,446,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,358,145.07 : 51,556,550.57 = 20,612,802.76 : x
  2. Step 2: Convert to fraction form
    37,358,145.07/51,556,550.57 = 20,612,802.76/x
  3. Step 3: Cross multiply
    37,358,145.07x = 51,556,550.57 × 20,612,802.76
  4. Step 4: Simplify right side
    37,358,145.07x = 1,062,725,007,782,311.62
  5. Step 5: Solve for x
    x = 1,062,725,007,782,311.62/37,358,145.07
  6. Step 6: Final answer
    x = 28,446,942.58

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.